trematode
any parasitic flatworm of the class Trematoda, including the flukes.
trematodes See flukes.
trench A narrow, deep depression in the sea floor.
trench deep area in the ocean floor, generally deeper than 6,000 m ...
In 1851, during an autopsy, he discovered Distomum haematobium (since renamed Schistosoma haematobium), the trematode worm that is the cause of urinary schistosomiasis, In 1853 he became chief of medicine there.
hamuli - large hooks on the opisthaptor of a monogenetic trematode, referred to as anchors by American authors (Glossary of PM) ...
They exposed groups of sticklebacks — differing in the number of their class II alleles — to three types of parasite (all at once). They used two species of parasitic nematode and one species of trematode).
 See also: Species, Plant, Organ, Membrane, Vision
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